﻿<template>
  <div>
      <h2>人员列表</h2>
      <h3 style="color:red;">Count组件中的和:{{sum}}</h3>
      <input type="text" placeholder="请输入名字" v-model="name"/>
      <button @click="add">添加</button>
      <ul>
          <li v-for="p in personList" :key="p.id">{{p.name}}</li>
      </ul>
  </div>
</template>

<script>
    //import {mapState} from 'vuex'
    import {nanoid} from 'nanoid'
    export default {
        name: 'Person',
        components:{},
        data() {
            return {
                name:''
            }
        },
        methods:{
            add(){
                //id可以用nanoid生成
                const personObj = {id: nanoid(),name: this.name}
                this.$store.commit('ADD_PERSON',personObj)
                this.name = ''//清空输入框
            }
        },
        computed:{
            personList(){
                return this.$store.state.personList
            },
            sum(){
                return this.$store.state.sum
            }
        }

    }
</script>

<style scoped>

</style>